District of Columbia

$129+ Cheap flights from Las Vegas (LAS) to District of Columbia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — IAD
Mar 5 — Mar 121
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Cheap flight deals from Las Vegas to District of Columbia

Cheapest flights from Las Vegas to District of Columbia
Explore the most affordable flight options available from Las Vegas to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Expedia deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:05 am
LAS
-
IAD
1 stop7h 52m
Frontier
Sat 3/78:09 am
IAD
-
LAS
1 stop17h 40m
Frontier
Deal found 2/1$218
This Frontier deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/189:20 pm
LAS
-
DCA
1 stop12h 42m
Frontier
Mon 3/236:00 pm
DCA
-
LAS
1 stop8h 40m
Frontier
Deal found 2/2$219
This Frontier deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:00 am
LAS
-
DCA
1 stop12h 59m
Frontier
Tue 3/311:00 pm
DCA
-
LAS
1 stop13h 40m
Frontier
Deal found 2/2$221
This Travelocity deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1212:19 pm
LAS
-
IAD
1 stop9h 17m
Multiple Airlines
Tue 5/196:42 pm
IAD
-
LAS
1 stop7h 48m
Multiple Airlines
Deal found 1/31$224
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:00 pm
LAS
-
DCA
2 stops19h 59m
Frontier
Fri 2/276:00 pm
DCA
-
LAS
1 stop17h 41m
Frontier
Deal found 2/1$226
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/612:59 am
LAS
-
IAD
2 stops20h 37m
Frontier
Mon 4/138:30 pm
IAD
-
LAS
1 stop29h 06m
Frontier
Deal found 2/1$227
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/214:31 pm
LAS
-
DCA
2 stops17h 44m
Frontier
Sat 2/286:00 pm
DCA
-
LAS
1 stop8h 44m
Frontier
Deal found 1/31$228
This CheapOair deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:29 pm
LAS
-
DCA
1 stop16h 46m
Frontier
Sun 3/18:00 am
DCA
-
LAS
1 stop18h 44m
Frontier
Deal found 2/1$230
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:30 am
LAS
-
DCA
1 stop8h 29m
Frontier
Fri 2/276:00 pm
DCA
-
LAS
1 stop17h 41m
Frontier
Deal found 2/1$231
This CheapOair deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:59 pm
LAS
-
IAD
1 stop28h 28m
Frontier
Mon 4/206:20 am
IAD
-
LAS
1 stop10h 23m
Frontier
Deal found 2/1$232
This Cheapflightsfares deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:05 am
LAS
-
IAD
1 stop7h 52m
Frontier
Fri 2/2710:23 am
IAD
-
LAS
1 stop14h 23m
Frontier
Deal found 2/1$234
This WAYA deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2812:59 am
LAS
-
DCA
1 stop9h 16m
Frontier
Sun 3/86:00 pm
DCA
-
LAS
1 stop8h 40m
Frontier
Deal found 2/1$239

Find flight deals from Las Vegas to District of Columbia

Keep the following information in mind while searching for Las Vegas to District of Columbia flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$218
(Expedia)

One-way from

$129
(Expedia)

Popular in

November

Cheapest in

August

Average price

$390

Good round-trip deal

$405 or less

Good one-way deal

$218 or less
Provider with most accurate pricing for Las Vegas Harry Reid Intl-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Washington, D.C. (WAS) flights.
From Las Vegas Harry Reid Intl to District of Columbia
One-way flight from Las Vegas Harry Reid Intl to District of Columbia
Highest demand for flights based on searches. 18% potential increase in price ($77 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to District of Columbia.
Price to beat on a one-way flight from Las Vegas Harry Reid Intl to District of Columbia.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Las Vegas to District of Columbia that are best for you.

Fly from

Las Vegas

Fly to

District of Columbia

Route

Depart

Return

Price

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 2/24

11:59 pm-11:05 am

1 stop8h 06m

Washington, D.C. Reagan-National

Sun 3/1

6:00 am-2:26 pm

1 stop11h 26m

$251

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Tue 3/3

8:41 am-4:08 pm

Nonstop4h 27m

Washington, D.C. Dulles Intl

Sat 3/7

6:15 am-11:48 am

1 stop8h 33m

$253

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 3/17

6:40 am-9:59 pm

2 stops12h 19m

Washington, D.C. Reagan-National

Sat 3/21

8:00 am-8:15 pm

1 stop15h 15m

$260

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 2/24

12:59 am-1:15 pm

1 stop9h 16m

Washington, D.C. Reagan-National

Sun 3/1

7:00 am-7:49 pm

2 stops15h 49m

$276

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Wed 4/8

8:10 am-3:49 pm

Nonstop4h 39m

Washington, D.C. Dulles Intl

Wed 4/22

1:10 pm-6:27 pm

1 stop8h 17m

$277

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Fri 3/13

6:45 am-9:59 pm

2 stops12h 14m

Washington, D.C. Reagan-National

Mon 3/16

2:00 pm-8:15 pm

1 stop9h 15m

$286

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Mon 3/9

12:59 am-1:02 pm

1 stop9h 03m

Washington, D.C. Reagan-National

Thu 3/12

6:00 pm-11:40 pm

1 stop8h 40m

$288

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Fri 4/17

9:20 pm-1:00 pm

1 stop12h 40m

Washington, D.C. Reagan-National

Fri 4/24

1:59 pm-8:33 am

1 stop21h 34m

$290

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Fri 2/6

12:22 pm-9:59 pm

1 stop6h 37m

Washington, D.C. Reagan-National

Mon 2/9

6:00 pm-11:39 pm

1 stop8h 39m

$291

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Sat 2/21

8:45 am-6:00 pm

1 stop6h 15m

Washington, D.C. Reagan-National

Sat 2/28

4:00 pm-6:25 pm

Nonstop5h 25m

$296

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 39 results
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Best time to book a flight from Las Vegas to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Las Vegas with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to District of Columbia

What is the cheapest month to book a flight from Las Vegas to District of Columbia?

Currently, February is the cheapest month in which you can book a flight from Las Vegas to District of Columbia (average of $103). Flying from Las Vegas to District of Columbia in December is currently the most expensive (average of $160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAS to DC?

Find hourly flight availability from Las Vegas to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.

A simple way to save on the total cost of your ticket is to fly from Las Vegas to District of Columbia in the evening. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Las Vegas to District of Columbia?

Use this chart to determine the cheapest time to fly round-trip from Las Vegas to District of Columbia. Price data was last updated on January 31, 2026.

Travelers seeking maximum savings on their Las Vegas to District of Columbia flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Las Vegas to District of Columbia

Explore weekly flight availability from Las Vegas to District of Columbia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 3, 2026.

The most flights from LAS to USDC are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated February 3, 2026.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Las Vegas to District of Columbia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Las Vegas to District of Columbia?

    Las Vegas Harry Reid Intl (LAS), located 6.2 mi from the city center, is the airport you fly out of when you book flights from Las Vegas to District of Columbia.

  • How long is the flight from Las Vegas to District of Columbia?

    Airlines like JetBlue, United Airlines, and Frontier fly from Las Vegas to District of Columbia in about 4h 27m. The time it takes to get you to your destination can typically vary by up to 7h 52m. Airlines will cover a distance of 2059 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Las Vegas to District of Columbia one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $63. However, be on the lookout for offers from Frontier and American Airlines, as they are both options that can get you from Las Vegas to District of Columbia for a low price.

  • What are the most reliable airlines from Las Vegas to District of Columbia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Las Vegas to District of Columbia on time: Brussels Airlines (95%), Austrian Airlines (94%), United Airlines (91%).

  • What are the cheapest flights from Las Vegas to District of Columbia?

    The cheapest flight price from Las Vegas to District of Columbia is $134. On average you can expect to pay $1,128. The most popular route, (Las Vegas Harry Reid Intl - Washington, D.C. Dulles Intl), can usually be booked for $194.

  • Can I find deals for flights from Las Vegas to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Las Vegas to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Las Vegas to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to District of Columbia.

  • Can I find deals for business class flights from Las Vegas to District of Columbia?

    Yes. Cheapflights offers flight deals from Las Vegas to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Las Vegas to District of Columbia?

    Currently, February is the cheapest month in which you can book a flight from Las Vegas to District of Columbia (average of $103). Flying from Las Vegas to District of Columbia in December is currently the most expensive (average of $160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Las Vegas to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Las Vegas to District of Columbia

Discover the top 6 airlines that operate flights from Las Vegas to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$115Average$226FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$244FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$221Average$378FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$221Average$435FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$254Average$464FlexibilityNo cancel feeOn-time63%
DeltaCheapest$256Average$301FlexibilityNo cancel feeOn-timeN/A

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